Patent · US Expired

Auxiliary power unit for use with computer systems

USD335651S · kind S · design

7Cited by
7References
1Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 4, 1990
Grant dateMay 18, 1993
Priority date
Expiry dateMay 18, 2007

Classification

  • Technology area (CPC —)General

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.